女性，43岁。矮胖，查体肺下界在锁骨中线，腋前线，肩胛下角线分别为5、7、9肋间隙，左右肺下界大致相同。最可能的诊断是（）

A.胸腔积液

B.肺气肿

C.气胸

D.心包积液

E.正常状态

—Excuse me, how can I get to the South Hill?

— Oh, ________ of these buses will take you there, you can only take a taxi.

A．all

B．both

C．none

D．nothing